P-values and signifi cance, I A test of the null hypothesis H0 : p 5 0.3 yields z 5 21.77. (a) If the alternative hypothesis is Ha : p , 0.3, fi nd the P-value for this test. Is this result signifi cant at the a 5 0.05 level? At the a 5 0.01 level? Explain. (b) If the alternative hypothesis is Ha : p 2 0.3, fi nd the P-value for this test. Is this result signifi cant at the a 5 0.05 level? At the a 5 0.01 level? Explain.

TERMS OF CONTRACT General Issue Description Statute/Case Description Rule/Excepti on Issue 1: Is the statement a puff, representation or a term Puf Pufs are imprecise statements that tend to be exaggerated. This can be supported by the Koh Wee Meng v Trans Eurokars (2014) case where the court held that the description of the car “whisper-quiet interior” and “magic carpet ride” was a mere puf. If not puff: In this case, the statement is not a puf because details such as _______ are given. Representatio Representations are statements n which have induced t